:root {
    --primary-color: #1E0B3C;
    --secondary-color: #2D1B4E;
    --accent-color: #8A2BE2;
    --accent-hover: #9D4EFF;
    --text-color: #FFFFFF;
    --text-light: #E0E0E0;
    --dark-bg: #0A0A14;
    --card-bg: #1A1A2E;
    --neon-glow: 0 0 10px rgba(138, 43, 226, 0.5);
    --input-bg: rgba(255, 255, 255, 0.1);
    --input-border: rgba(138, 43, 226, 0.3);
    --success-color: #4CAF50;
    --error-color: #FF5252;
    --section-padding: 5rem 0;
    --container-padding: 0 5%;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Roboto', sans-serif;
}

body {
    background-color: var(--dark-bg);
    color: var(--text-color);
    line-height: 1.6;
}

/* HEADER */
.header {
    background-color: rgba(0, 0, 0, 0.95);
    padding: 1rem 5%;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--accent-color);
    transition: all 0.3s ease;
}

.header:hover {
    border-bottom-color: var(--accent-hover);
    box-shadow: 0 2px 15px rgba(138, 43, 226, 0.2);
}

.logo {
    font-size: 1.5rem;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

.logo a {
    text-decoration: none;
    color: var(--text-color);
}

.logo-purple {
    color: var(--accent-color);
    text-shadow: var(--neon-glow);
    transition: all 0.3s ease;
}

.logo:hover .logo-purple {
    color: var(--accent-hover);
    text-shadow: 0 0 15px rgba(138, 43, 226, 0.7);
}

/* Menu Desktop */
.nav ul {
    list-style: none;
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.nav a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: var(--accent-color);
    transition: width 0.3s ease;
}

.nav a:hover::after {
    width: 100%;
}

.nav a:hover, .nav a.active {
    color: var(--accent-color);
    text-shadow: var(--neon-glow);
}

/* Botão de Login */
.btn-login {
    padding: 10px 20px;
    background-color: var(--accent-color);
    border-radius: 25px;
    transition: all 0.3s ease;
    color: var(--text-color) !important;
}

.btn-login:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
}

/* Menu Mobile */
.menu-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-color);
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.95);
    padding: 2rem;
    transition: right 0.3s ease;
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu ul {
    list-style: none;
}

.mobile-menu li {
    margin: 1.5rem 0;
}

.mobile-menu a {
    text-decoration: none;
    color: var(--text-color);
    font-size: 1.2rem;
}

/* Botão de Logout */
#logout-btn {
    display: none;
    padding: 10px 20px;
    background-color: transparent;
    border: 1px solid var(--accent-color);
    color: var(--accent-color);
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
}

#logout-btn:hover {
    background-color: var(--accent-color);
    color: var(--text-color);
}

/* Hero Section */
.contact-hero {
    height: 60vh;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    background: linear-gradient(to bottom, var(--primary-color), var(--dark-bg));
    margin-top: 80px;
    padding: 0 20px;
    position: relative;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    color: var(--text-color);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.typing-text {
    font-size: 1.2rem;
    color: var(--text-light);
    margin: 0 auto;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    animation: bounce 2s infinite;
}

.mouse {
    width: 30px;
    height: 50px;
    border: 2px solid var(--text-color);
    border-radius: 15px;
    margin: 0 auto 10px;
    position: relative;
}

.mouse::before {
    content: '';
    position: absolute;
    width: 4px;
    height: 8px;
    background: var(--text-color);
    left: 50%;
    transform: translateX(-50%);
    top: 8px;
    border-radius: 2px;
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0% { transform: translate(-50%, 0); opacity: 1; }
    100% { transform: translate(-50%, 20px); opacity: 0; }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0) translateX(-50%); }
    40% { transform: translateY(-10px) translateX(-50%); }
    60% { transform: translateY(-5px) translateX(-50%); }
}

/* Contact Section */
.contact-section {
    background-color: var(--dark-bg);
    padding: var(--section-padding);
}

.contact-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--container-padding);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

/* Contact Info Card */
.contact-info-card,
.contact-form-container {
    background: var(--card-bg);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease;
    padding: 2.5rem;
}

.contact-info-card:hover, .contact-form-container:hover {
    transform: translateY(-10px);
}

.contact-methods {
    display: grid;
    gap: 2rem;
}

.contact-method {
    background: rgba(138, 43, 226, 0.1);
    border-radius: 10px;
    padding: 1.5rem;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.contact-method:hover {
    background: rgba(138, 43, 226, 0.2);
    transform: translateY(-5px);
}

.contact-method i {
    color: var(--accent-color);
    font-size: 2rem;
    margin-bottom: 1rem;
}

.contact-method h3 {
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.contact-method p {
    color: var(--text-light);
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
}

.social-link {
    color: var(--text-color);
    font-size: 1.5rem;
    transition: all 0.3s ease;
}

.social-link:hover {
    color: var(--accent-color);
    transform: translateY(-3px);
}

/* Contact Form */
.contact-form {
    display: grid;
    gap: 1.5rem;
}

.form-group {
    margin-bottom: 1rem;
}

.input-container {
    position: relative;
}

.input-container input,
.input-container textarea {
    width: 100%;
    padding: 1rem 1rem 1rem 3rem;
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: 10px;
    color: var(--text-color);
    transition: all 0.3s ease;
    font-size: 1rem;
}

.input-container textarea {
    min-height: 150px;
    resize: vertical;
}

.input-container i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--accent-color);
}

.input-container input:focus,
.input-container textarea:focus {
    border-color: var(--accent-color);
    background: rgba(255, 255, 255, 0.15);
    outline: none;
}

.submit-btn {
    background: var(--accent-color);
    color: var(--text-color);
    padding: 1rem 2rem;
    border: none;
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.submit-btn:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsividade */
@media (max-width: 1024px) {
    .contact-container {
        grid-template-columns: 1fr;
        gap: 2rem;
        padding: 2rem;
    }

    .contact-info,
    .contact-form {
        max-width: 600px;
        margin: 0 auto;
    }

    .contact-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .header {
        padding: 0.8rem 5%;
    }

    .menu-toggle {
        display: block;
        font-size: 1.8rem;
    }

    .nav {
        display: none;
    }

    .mobile-menu {
        display: none;
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background-color: rgba(0, 0, 0, 0.95);
        padding: 2rem;
        transition: right 0.3s ease;
        z-index: 1000;
    }

    .mobile-menu.active {
        right: 0;
        display: block;
    }

    .mobile-menu ul {
        list-style: none;
        padding: 0;
        margin-top: 3rem;
    }

    .mobile-menu li {
        margin: 1.5rem 0;
    }

    .mobile-menu a {
        font-size: 1.2rem;
        display: block;
        padding: 0.5rem 0;
    }

    .contact-container {
        padding: 1.5rem;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .contact-info h2,
    .contact-form h2 {
        font-size: 1.8rem;
    }

    .contact-form input,
    .contact-form textarea {
        padding: 0.8rem;
        font-size: 1rem;
    }

    .contact-form button {
        padding: 0.8rem 1.5rem;
        font-size: 1rem;
    }

    .social-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
    }

    .social-link {
        width: 45px;
        height: 45px;
    }
}

@media (max-width: 480px) {
    .header {
        padding: 0.6rem 3%;
    }

    .logo {
        font-size: 1rem;
    }

    .menu-toggle {
        font-size: 1.5rem;
    }

    .contact-container {
        padding: 1rem;
    }

    .contact-info h2,
    .contact-form h2 {
        font-size: 1.5rem;
    }

    .contact-info p {
        font-size: 0.9rem;
    }

    .contact-form input,
    .contact-form textarea {
        font-size: 0.9rem;
        padding: 0.7rem;
    }

    .contact-form button {
        width: 100%;
        font-size: 0.9rem;
    }

    .social-link {
        width: 40px;
        height: 40px;
    }

    .social-link i {
        font-size: 1.2rem;
    }
}

/* Ajustes para dispositivos touch */
@media (hover: none) {
    .contact-form button:hover,
    .social-link:hover {
        transform: none;
    }
}

.footer {
    background-color: var(--dark-bg);
    padding: 3rem 5%;
    border-top: 2px solid var(--accent-color);
    position: relative;
    overflow: hidden;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 2rem;
}

.social-section, .newsletter {
    flex: 1;
    min-width: 280px;
}

.footer h3 {
    color: var(--text-color);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.footer .social-icons {
    display: flex;
    gap: 1.5rem;
}

.footer .social-icon {
    font-size: 2rem;
    color: var(--text-color);
    transition: all 0.3s ease;
}

.footer .social-icon:hover {
    color: var(--accent-color);
    transform: translateY(-3px);
    filter: drop-shadow(0 0 8px var(--accent-color));
}

.newsletter-form {
    display: flex;
    gap: 1rem;
    max-width: 400px;
}

.newsletter-form input {
    flex: 1;
    padding: 0.8rem;
    border: 1px solid var(--accent-color);
    border-radius: 25px;
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-color);
}

.newsletter-form button {
    padding: 0.8rem 2rem;
    background-color: var(--accent-color);
    color: var(--text-color);
    border: none;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.newsletter-form button:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px var(--neon-glow);
}

.copyright {
    text-align: center;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--accent-color);
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}

/* Mensagem de Sucesso */
.success-message, .error-message {
    text-align: center;
    background-color: var(--primary-color);
    color: var(--text-color);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: 0 6px 20px var(--shadow-color);
    margin: 2rem auto;
    max-width: 600px;
}

.success-message h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--accent-color);
    text-shadow: 0 0 10px var(--shadow-color);
}

.success-message p, .error-message {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    color: rgba(255, 255, 255, 0.85);
}

.error-message {
    background-color: rgba(255, 0, 0, 0.2);
    border: 2px solid rgba(255, 0, 0, 0.6);
}

/* Botão Voltar */
.return-button {
    display: inline-block;
    padding: 0.8rem 2rem;
    background-color: var(--accent-color);
    color: var(--text-color);
    text-decoration: none;
    font-weight: bold;
    border-radius: var(--border-radius);
    transition: transform var(--transition-duration), background-color var(--transition-duration), box-shadow var(--transition-duration);
    box-shadow: 0 4px 15px var(--shadow-color);
}

.return-button:hover {
    background-color: var(--accent-hover);
    transform: translateY(-3px);
    box-shadow: 0 6px 25px var(--accent-hover);
}